December 2017
Intermediate to advanced
434 pages
10h 14m
English
Content preview from SQL Server 2017 Administrator's Guide
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Performance monitor
Performance monitor is a commonly known tool delivered within Windows operating systems. It is able to show performance metrics from almost every part of the operating system and from services running on it. We can see live data in the form of diagrams or we can grab the data by so-called Data Collection Sets. Data collection sets save values of counters selected by an administrator to a file. The file is then used for offline analysis or for correlation with trace data.
SQL Server and its services install their own performance counters. These counters can be correlated with common operating system counters describing the current performance of subsystems such as physical disks or memory.
The SQL Server service has 588 ...
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